<template xmlns:el-table="http://www.w3.org/1999/html">
  <div>
    <el-container>
      <!--  侧边栏   -->
      <el-aside :width="asideWidth" style="min-height: 100vh;background-color: #001529">
        <div style="height: 60px;line-height: 60px;color: white;display:flex; align-items: center;justify-content: center">
          <img src="@/assets/头像.jpg" alt="" style="width: 40px;height: 40px">
            <span class="logo-title" v-show="!isCollapse">系统</span>
        </div>
        <el-menu :collapse="isCollapse":collapse-transition="false" router background-color="#001529" text-color="rgba(255,255,255,0.65)"
                 active-text-color="#fff" style="border: none":default-active="$route.path">
          <el-menu-item index="/home">
            <i class="el-icon-s-home"></i>
            <span slot="title">系统首页</span>
          </el-menu-item>
          <el-menu-item index="/Element">
            <i class="el-icon-news"></i>
            <span>Element页面</span>
          </el-menu-item>
          <el-submenu index="info" v-if="user.role === '管理员'">
            <template slot="title">
              <i class="el-icon-menu"></i>
              <span>信息管理</span>
            </template>
            <el-menu-item index="/user">用户信息</el-menu-item>
<!--            <el-menu-item >管理员信息</el-menu-item>-->
<!--            <el-menu-item index="/" >系统首页</el-menu-item>-->
          </el-submenu>
        </el-menu>
      </el-aside>
      <el-container>
        <!--  头部区域  -->
        <el-header>
          <i :class="collapseIcon"style="font-size: 26px"@click="handleCollapse"></i>
          <el-breadcrumb separator-class="el-icon-arrow-right" style="margin-left: 20px">
            <el-breadcrumb-item :to="{ path: '/' }">主页</el-breadcrumb-item>
            <el-breadcrumb-item :to="{ path:$route.path }">{{ $route.meta.name }}</el-breadcrumb-item>
          </el-breadcrumb>
          <div style="flex: 1;width: 0;display: flex;align-items: center;justify-content: flex-end">
            <i class="el-icon-quanping" style="font-size: 26px" @click="handleFull"></i>
            <el-dropdown placement="bottom">
              <div style="display: flex;align-items: center;cursor: default">
                <img :src="user.avatar||'https://cube.elemecdn.com/3/7c/3ea6beec64369c2642b92c6726f1epng.png'" alt="" style="width: 40px;height: 40px;margin: 0 5px;border-radius: 50%">
                <span>{{ user.name }}</span>
              </div>
              <el-dropdown-menu slot="dropdown">
                <el-dropdown-item @click.native="$router.push('/person')">个人信息</el-dropdown-item>
                <el-dropdown-item @click.native="$router.push('/password')">修改密码</el-dropdown-item>
                <el-dropdown-item @click.native="logout">退出登录</el-dropdown-item>
              </el-dropdown-menu>
            </el-dropdown>
          </div>
        </el-header>
        <!--  主体区域  -->
        <el-main>
          <router-view @update:user="updateUser"/>
        </el-main>
      </el-container>
    </el-container>
  </div>
</template>

<script>

// import axios from "axios";
import request from "@/utils/request";    //request封装数据
export default {
  name: 'HomeView',
  data(){
    return{
      isCollapse:false,  /* 不收缩 */
      asideWidth:'200px',
      collapseIcon:'el-icon-s-fold',
      user:JSON.parse(localStorage.getItem('honey-user')||'{}'),
    };
  },
  mounted() {       //页面加载完成之后触发

  },
  methods:{
    updateUser(user){       //获取子组件传过来的数据，更新当前页面的数据
      this.user=JSON,parse(JSON.stringify(user))  //让父级的对象跟子级的对象毫无关联
    },
    logout(){
      localStorage.removeItem('honey-user')   //清除当前的token和用户数据
      this.$router.push('/login')
    },
    handleFull(){
      document.documentElement.requestFullscreen()
    },
    handleCollapse(){
      this.isCollapse=!this.isCollapse
      this.asideWidth=this.isCollapse ? '64px':'200px'
      this.collapseIcon=this.isCollapse ? 'el-icon-s-unfold':'el-icon-s-fold'
    }
  }
}
</script>
<style>
.el-menu--inline{
  background-color: #000c17!important;
}
.el-menu--inline .el-menu-item{
  background-color: #000c17!important;
  padding-left: 49px!important;
}
.el-menu-item:hover,.el-submenu__title:hover{
  color: #fff!important;
}
.el-submenu__title:hover i,.el-menu-item:hover i{
  color: #fff!important;
}
.el-menu-item.is-active{
  background-color: #40a9ff!important;
  border-radius: 5px!important;
  width: calc(100% - 8px);
  margin-left: 4px;
}
/*.el-menu-item.is-active i,.el-menu-item.is-active,.el-tooltip{*/
/*  margin-left: -4px;*/
/*}*/
.el-menu-item{
  margin: 4px!important;
  height:40px !important;
  line-height: 40px!important;
}
.el-submenu__title{
  margin: 4px!important;
  height:40px !important;
  line-height: 40px!important;
}
/*.el-submenu__icon-arrow{*/
/*  margin-top: -5px;*/
/*}*/
.el-aside{
  transition: width .3s;
  box-shadow: 2px 0 6px rgba(0,21,41,35);
}
.logo-title{
  margin-left: 7px;
  font-size: 18px;
  transition: all .3s;    /*  0.3s  */
}
.el-header{
  box-shadow: 2px 0 6px rgba(0,21,41,35);
  display: flex;
  align-items: center;
}
</style>
